-19=x-21

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Solution for -19=x-21 equation:


Simplifying
-19 = x + -21

Reorder the terms:
-19 = -21 + x

Solving
-19 = -21 + x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-1x' to each side of the equation.
-19 + -1x = -21 + x + -1x

Combine like terms: x + -1x = 0
-19 + -1x = -21 + 0
-19 + -1x = -21

Add '19' to each side of the equation.
-19 + 19 + -1x = -21 + 19

Combine like terms: -19 + 19 = 0
0 + -1x = -21 + 19
-1x = -21 + 19

Combine like terms: -21 + 19 = -2
-1x = -2

Divide each side by '-1'.
x = 2

Simplifying
x = 2

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